blob: 38763f8237a31334b74b5f34957e99746195c261 [file] [log] [blame]
/*
* Copyright © 2017 Google, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include <stdarg.h>
#ifdef ANDROID
#include <android/log.h>
#elif __Fuchsia__
#include <lib/syslog/structured_backend/fuchsia_syslog.h>
#else
#include <stdio.h>
#endif
#include <stdlib.h>
#include <string.h>
#include "util/detect_os.h"
#include "util/log.h"
#include "util/ralloc.h"
#if USE_MAGMA
#include <lib/magma_client/include/lib/magma/magma_logging.h>
#endif
#ifdef ANDROID
static inline android_LogPriority
level_to_android(enum mesa_log_level l)
{
switch (l) {
case MESA_LOG_ERROR: return ANDROID_LOG_ERROR;
case MESA_LOG_WARN: return ANDROID_LOG_WARN;
case MESA_LOG_INFO: return ANDROID_LOG_INFO;
case MESA_LOG_DEBUG: return ANDROID_LOG_DEBUG;
}
unreachable("bad mesa_log_level");
}
#endif
#ifdef __Fuchsia__
static FuchsiaLogSeverity level_to_fuchsia(enum mesa_log_level l) {
switch (l) {
case MESA_LOG_ERROR: return FUCHSIA_LOG_ERROR;
case MESA_LOG_WARN: return FUCHSIA_LOG_WARNING;
case MESA_LOG_INFO: return FUCHSIA_LOG_INFO;
case MESA_LOG_DEBUG: return FUCHSIA_LOG_DEBUG;
}
}
#endif
#ifndef ANDROID
static inline const char *
level_to_str(enum mesa_log_level l)
{
switch (l) {
case MESA_LOG_ERROR: return "error";
case MESA_LOG_WARN: return "warning";
case MESA_LOG_INFO: return "info";
case MESA_LOG_DEBUG: return "debug";
}
unreachable("bad mesa_log_level");
}
#endif
void
mesa_log(enum mesa_log_level level, const char *tag, const char *format, ...)
{
va_list va;
va_start(va, format);
mesa_log_v(level, tag, format, va);
va_end(va);
}
void
mesa_log_v(enum mesa_log_level level, const char *tag, const char *format,
va_list va)
{
#ifdef ANDROID
__android_log_vprint(level_to_android(level), tag, format, va);
#elif USE_MAGMA
magma_fuchsia_log(level_to_fuchsia(level), tag, __FILE__, __LINE__, format, va);
#else
#if !DETECT_OS_WINDOWS && !__Fuchsia__
flockfile(stderr);
#endif
fprintf(stderr, "%s: %s: ", tag, level_to_str(level));
vfprintf(stderr, format, va);
if (format[strlen(format) - 1] != '\n')
fprintf(stderr, "\n");
#if !DETECT_OS_WINDOWS && !__Fuchsia__
funlockfile(stderr);
#endif
#endif
}
struct log_stream *
_mesa_log_stream_create(enum mesa_log_level level, char *tag)
{
struct log_stream *stream = ralloc(NULL, struct log_stream);
stream->level = level;
stream->tag = tag;
stream->msg = ralloc_strdup(stream, "");
stream->pos = 0;
return stream;
}
void
mesa_log_stream_destroy(struct log_stream *stream)
{
/* If you left trailing stuff in the log stream, flush it out as a line. */
if (stream->pos != 0)
mesa_log(stream->level, stream->tag, "%s", stream->msg);
ralloc_free(stream);
}
static void
mesa_log_stream_flush(struct log_stream *stream, size_t scan_offset)
{
char *end;
char *next = stream->msg;
while ((end = strchr(stream->msg + scan_offset, '\n'))) {
*end = 0;
mesa_log(stream->level, stream->tag, "%s", next);
next = end + 1;
scan_offset = next - stream->msg;
}
if (next != stream->msg) {
/* Clear out the lines we printed and move any trailing chars to the start. */
size_t remaining = stream->msg + stream->pos - next;
memmove(stream->msg, next, remaining);
stream->pos = remaining;
}
}
void mesa_log_stream_printf(struct log_stream *stream, const char *format, ...)
{
size_t old_pos = stream->pos;
va_list va;
va_start(va, format);
ralloc_vasprintf_rewrite_tail(&stream->msg, &stream->pos, format, va);
va_end(va);
mesa_log_stream_flush(stream, old_pos);
}
void
_mesa_log_multiline(enum mesa_log_level level, const char *tag, const char *lines)
{
struct log_stream tmp = {
.level = level,
.tag = tag,
.msg = strdup(lines),
.pos = strlen(lines),
};
mesa_log_stream_flush(&tmp, 0);
free(tmp.msg);
}